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Market Trials Real-Time Market / LFC

Market Trials Real-Time Market / LFC. Weekly Update. April 30, 2010. Antitrust Admonition. ANTITRUST ADMONITION

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Market Trials Real-Time Market / LFC

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  1. Market TrialsReal-Time Market / LFC Weekly Update April 30, 2010 http://nodal.ercot.com 1

  2. Antitrust Admonition ANTITRUST ADMONITION ERCOT strictly prohibits Market Participants and their employees who are participating in ERCOT activities from using their participation in ERCOT activities as a forum for engaging in practices or communications that violate the antitrust laws. The ERCOT Board has approved guidelines for members of ERCOT Committees, Subcommittees and Working Groups to be reviewed and followed by each Market Participant attending ERCOT meetings. If you have not received a copy of these Guidelines, copies are available at the Client Relations desk. Please remember your ongoing obligation to comply with all applicable laws, including the antitrust laws. DISCLAIMER All presentations and materials submitted by Market Participants or any other Entity to ERCOT staff for this meeting are received and posted with the acknowledgement that the information will be considered public in accordance with the ERCOT Websites Content Management Operating Procedure. http://nodal.ercot.com 2

  3. Agenda • Antitrust Admonition • Environment Report • Planned / unplanned outages • Known Issues • Standing Reports and Updates • General reminders / updates • RTM / LFC Update • LFC Update • State Estimator Convergence Statistics • Question and Answers / General Discussion ERCOT asks that Market Participants log into the WebEx session using their company name and then their name. This will allow ERCOT to take roll-call offline http://nodal.ercot.com 3

  4. Market Trials 2010 Roadmap http://nodal.ercot.com 4

  5. Environment Report: Planned / Unplanned Nodal Outages • Planned Outages • Planned Outages - N/A • Unplanned Outages • 04/27/10 6:00 – 7:00 P.M. • Market Manager application availability may have been briefly interrupted as a result of a site fail over test conducted during this time period • 04/28/10 6:00 – 7:00 P.M. • Market Manager application availability may have been briefly interrupted as a result of a site fail over test conducted during this time period • 04/29/10 1:30 – 2:30 P.M. • AS Awards for operating day 04/30/10 were unavailable for download via EWS and Market Manager applications. Issue was identified to a report posting error and was corrected at 2:30 P.M. • 04/29/10 5:00 – 5:30 P.M. • EWS system was patched up to address defect associated with RUC Startup/Shutdown instruction set report. Interruption with Bid Submission & Query services may have been noticed during this period. http://nodal.ercot.com 5

  6. Environment Report: Known Issues • New Real-Time Known Issues • Current Day Reports • NP3-217-Forecasted Temperature Adjusted Dynamic Ratings • In this MT3 report, there are duplicate and missing delivery hour records being published in the report output. • A bug in CDR code was found to be causing this error. The issue has been corrected in development. • Issue this week that is already resolved: • Software migration over the weekend set the energy offer floor to $-50 instead of $-250.  Because of this, some offers were canceled during Phase 2 validation.  The issue was resolved Monday afternoon.  http://nodal.ercot.com 6

  7. Standing Reports and Updates: General Reminders / Updates • Real-Time Known Issues List • The Updated Real-Time Known Issues List posted April 28 to the Readiness Center (http://nodal.ercot.com/readiness/markettrials/rtm/index.html). • Network Model Update • The current system loaded from the model 4/14/10 • Next scheduled load is 5/3/10 • Nodal Market Readiness Seminar #4 is scheduled for May 25, 2010 • See meeting details in April 21 Market Notice or online at http://www.ercot.com/calendar/2010/05/20100525-MT http://nodal.ercot.com 7

  8. Standing Reports and Updates: General Reminders / Updates • Unit Parameters needed for Frequency Control • ERCOT will begin working with Market Participants to collect four unit parameters that affect ERCOT’s deployments and protocol reporting: • Unit Offline Limit (%), • Unit Online Deadband (%) • Frequency Deviation Deadband (HZ) • Frequency Bias • This topic will be scheduled for discussion at the May 4 NATF meeting (http://www.ercot.com/calendar/2010/05/20100504-NATF) • Wind Forecast Values for COP • Short-Term Power Forecast (STWPF) / Wind Generation Resource Production Potential (WGRPP) • Beginning May 1, QSEs representing Wind Generation Resources (WGRs) will need to update the COP on an hourly basis with the Resource-Specific STWPF/WGRPP value to support HRUC solutions (required by May 31) http://nodal.ercot.com 8

  9. Standing Reports and Updates: General Reminders / Updates • Delay in Real-Time Reports for MT Phase 5: • The following RT Reports scheduled for MT Phase 5 will be released late: http://nodal.ercot.com 9

  10. Standing Reports and Updates: General Reminders / Updates • Changes to Market Call Schedule: • Beginning May 7, the times the market call schedule will change as follows: • 09:00 AM - 09:30 AM Outage Scheduling • 09:30 AM - 10:00 AM Congestion Revenue Rights • 10:00 AM - 11:00 AM Day Ahead Market / RUC / SASM • 11:00 AM - 12:00 PM Real Time Market / LFC • 12:00 PM - 01:00 PM Break • 01:00 PM - 02:00 PM COMS/Settlements • WebEx Details will be posted at: http://www.ercot.com/committees/nodal/mt/ http://nodal.ercot.com 10

  11. Real Time Market / LFC Update 1/4/2020 http://nodal.ercot.com 11

  12. Real Time Market / LFC Update • SCED Week 13 • Friday 11:45 – 6:25 pm at $2250 • W-N constraint binding Thu for 91 intervals (7h 35m) throughout the day and Wed from 6:50 am – 9:00 am. • Wed Putnam to Leon on loss of Graham 345 kV 11:25 am to 4:35 pm (intermittent) http://nodal.ercot.com 12

  13. Missed MIS LMP Reports • MMS Upgrade on 4/24 causing timing issue – SCED trigger completion trigger sent too soon to report generator, resulting in error; emergency fix deployed on Friday, 4/30 • MMS upgrade addresses previous issue involving missed trigger generation http://nodal.ercot.com 13

  14. LFC Update: Status of Individual QSE Tests for LFC LFC Calendar Status • 76 QSEs/Sub-QSEs are currently targeted for Individual QSE tests • 73 have scheduled a test window (99.15% of Generation) • 3 are currently unable to test due to modeling issues • 57 QSEs/Sub-QSEs have completed all testing or an attestation (91.85% of Generation): • The updated LFC Calendar will deploy overnight to the Readiness Center at http://nodal.ercot.com/readiness/markettrials/rtm/index.html • Submit questions regarding the LFC Calendar to markettrials@ercot.com http://nodal.ercot.com 14

  15. LFC Update: Status of Individual QSE Tests for LFC Upcoming LFC QSE Tests • Upcoming QSE LFC Tests through April 30: • 5/4/2010 GDF SUEZ • 5/5/2010 EDISON MISSION Available Test windows • The following test windows are available through May 7: http://nodal.ercot.com 15

  16. LFC Update: Upcoming Key Dates Upcoming Key Dates for LFC • May 3 - May 7: Final testing period for individual QSE LFC tests • May 6: 2-Hour LFC Test Workshop (Market Notice sent 4/28) • WebEx Workshop, 10 AM – 12 PM • Meeting materials will be posted at http://www.ercot.com/calendar/2010/05/20100506-MT • Week of May 17 – Conduct 2-Hr Test • Currently targeting May 19, 20, or 21 • A Market Notice confirming the test date will be sent two days prior • A Market Notice confirming the test start/end times will be sent the day of the test http://nodal.ercot.com 16

  17. LFC Update: Artifacts for the 2-Hour LFC Test Artifacts for the 2-Hour LFC Test • The 2-Hour LFC Test Approach document and related artifacts are posted on the Readiness Center at http://nodal.ercot.com/readiness/markettrials/rtm/index.html • Artifacts include: • 2-Hour LFC Test Approach • Control Room Procedure for the Full System LFC Test • White Paper - Settlement of Phase 3 LFC Testing http://nodal.ercot.com 17

  18. State Estimator Convergence Update http://nodal.ercot.com 18

  19. State Estimator Convergence Update http://nodal.ercot.com 19

  20. Q&A Q&A / Open Forum http://nodal.ercot.com 20

  21. Appendix http://nodal.ercot.com 21

  22. URLS and EMAIL ADDRESS FOR SUPPORT • URLs for access the Nodal Production systems • MIS: https://mis.ercot.com/pps/tibco/mis/ • Market Manager: https://mis.ercot.com/pps/tibco/mis/Click the ‘Applications’ tab in the upper menu. Link is in the ERCOT Applications portlet • CRR: https://mis.ercot.com/pps/tibco/mis/Click the ‘Markets’ Link in the upper menu. Click CRR in the Market sub menu • EWS: https://misapi.ercot.com/2007-08/Nodal/eEDS/EWS • Reminder: Market Trials email address change: ERCOT asks that MPs use the markettrials@ercot.com email address for questions from this point forward • This will begin the phasing out of eds2@ercot.com, eds3@ercot.com and eds4@ercot.com email addresses. • A centralized address will no longer require MPs to “guess” which email address to use for their questions • We have implemented a more effective method of routing and responding to emails using this address • The old eds emails can continue to be used until 2009 hold over efforts are completed (such as telemetry outreach) http://nodal.ercot.com 22

  23. Market Trials Handbooks • Market Trials Handbooks • Available on the Readiness Center at the following links • Real Time Market / LFC covering Phase http://nodal.ercot.com/readiness/markettrials/rtm/index.html • Outage Scheduler covering Phase http://nodal.ercot.com/readiness/markettrials/os/index.html • CRR covering release Phase http://nodal.ercot.com/readiness/markettrials/crr/index.html • Settlements / COMs covering Phase http://nodal.ercot.com/readiness/markettrials/coms/index.html • Day Ahead Market http://nodal.ercot.com/readiness/markettrials/dam/index.html http://nodal.ercot.com 23

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